Index: /trunk/src/VBox/VMM/VMMR3/CPUM.cpp
===================================================================
--- /trunk/src/VBox/VMM/VMMR3/CPUM.cpp	(revision 37077)
+++ /trunk/src/VBox/VMM/VMMR3/CPUM.cpp	(revision 37078)
@@ -1102,5 +1102,5 @@
     pCtx->dr[7]                     = X86_DR7_INIT_VAL;
 
-    pCtx->fpu.FTW                   = 0xff;         /* All tags are set, i.e. the regs are empty. */
+    pCtx->fpu.FTW                   = 0x00;         /* All empty (abbridged tag reg edition). */
     pCtx->fpu.FCW                   = 0x37f;